Definably the B 2 Spirit stealth bomber at around 2.2 billion.
A private jet from Air Charter Services can run anywhere from $1000 to $2500 an hour depending on the type of aircraft class you want to rent. The light jet is the most expensive per hour.
The most expensive fighter jet is the F-22 Raptor. The most expensive Fighter used to be the F-15 eagle.
For the most part, jet engine aircraft mostly have 2 jet engines such as the a319, 737 and private jets such as lears and gulfstreams. However, this is purely dependent on the type of aircraft it is. Some aircraft, such as the 747, a340 and a380 have 4 jet engines.
Jet aircraft represented a revolutionary leap forward in aircraft propulsion. Jet aircraft are most often of higher speed and ceiling performance compared to props. Jet turbines are also much more powerful, and have utility purposes such as energy generation.
The World's fastest, most powerful and the most expensive combat aircraft is the F-22 stealth raptor.
The most expensive Aircraft in the U.S. Air Force is the E-8C JSTARS. Today's cost for each aircraft is 366 Million Dollars.
Frank Whittle invented the Jet Aircraft.
Usually, the most expensive military are air craft and battleships. Most expensive aircraft: B2 Spirit Bomber. $2.2B Most expensive battleship (aircraft carriers): USS Nimitz. $4.5B.
I think Jet Airways have 97 Aircraft
Jet charters are more expensive and smaller aircraft where as in a commercial one you travel with many people and they take you to the airport as in a jet you can be taken anywhere with a landing strip.
Most civil aircraft have their jets either under-wing or in the tail or on the side of the tail. Most cargo aircraft and bombers have the same configuration. The B-2 has engines buried in the wing. Most fighters used to either have the jet embedded in the body or on the side.
An aircraft propelled by jet engines rather than piston engines.